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[ty] Understand classes that inherit from subscripted Protocol[] as generic (#17832)

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Alex Waygood 2025-05-09 17:39:15 +01:00 • committed by GitHub
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35 changed files with 451 additions and 183 deletions
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crates/ty_python_semantic/resources/mdtest/function/parameters.md
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@ -25,8 +25,8 @@ def f(a, b: int, c=1, d: int = 2, /, e=3, f: Literal[4] = 4, *args: object, g=5,
reveal_type(f) # revealed: Literal[4]
reveal_type(g) # revealed: Unknown | Literal[5]
reveal_type(h) # revealed: Literal[6]
# TODO: should be `tuple[object, ...]` (needs generics)
reveal_type(args) # revealed: tuple
# TODO: should be `tuple[object, ...]`
reveal_type(args) # revealed: tuple[Unknown, ...]
reveal_type(kwargs) # revealed: dict[str, str]
```
@ -36,8 +36,7 @@ def f(a, b: int, c=1, d: int = 2, /, e=3, f: Literal[4] = 4, *args: object, g=5,
```py
def g(*args, **kwargs):
# TODO: should be `tuple[Unknown, ...]` (needs generics)
reveal_type(args) # revealed: tuple
reveal_type(args) # revealed: tuple[Unknown, ...]
reveal_type(kwargs) # revealed: dict[str, Unknown]
```